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<a class="jxr_linenumber" name="1" href="#1">1</a>   <em class="jxr_comment">/*</em>
<a class="jxr_linenumber" name="2" href="#2">2</a>   <em class="jxr_comment"> * Copyright 2009 Red Hat, Inc.</em>
<a class="jxr_linenumber" name="3" href="#3">3</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="4" href="#4">4</a>   <em class="jxr_comment"> * Red Hat licenses this file to you under the Apache License, version 2.0</em>
<a class="jxr_linenumber" name="5" href="#5">5</a>   <em class="jxr_comment"> * (the "License"); you may not use this file except in compliance with the</em>
<a class="jxr_linenumber" name="6" href="#6">6</a>   <em class="jxr_comment"> * License.  You may obtain a copy of the License at:</em>
<a class="jxr_linenumber" name="7" href="#7">7</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="8" href="#8">8</a>   <em class="jxr_comment"> *    <a href="http://www.apache.org/licenses/LICENSE-2.0" target="alexandria_uri">http://www.apache.org/licenses/LICENSE-2.0</a></em>
<a class="jxr_linenumber" name="9" href="#9">9</a>   <em class="jxr_comment"> *</em>
<a class="jxr_linenumber" name="10" href="#10">10</a>  <em class="jxr_comment"> * Unless required by applicable law or agreed to in writing, software</em>
<a class="jxr_linenumber" name="11" href="#11">11</a>  <em class="jxr_comment"> * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT</em>
<a class="jxr_linenumber" name="12" href="#12">12</a>  <em class="jxr_comment"> * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the</em>
<a class="jxr_linenumber" name="13" href="#13">13</a>  <em class="jxr_comment"> * License for the specific language governing permissions and limitations</em>
<a class="jxr_linenumber" name="14" href="#14">14</a>  <em class="jxr_comment"> * under the License.</em>
<a class="jxr_linenumber" name="15" href="#15">15</a>  <em class="jxr_comment"> */</em>
<a class="jxr_linenumber" name="16" href="#16">16</a>  <strong class="jxr_keyword">package</strong> org.jboss.netty.example.http.file;
<a class="jxr_linenumber" name="17" href="#17">17</a>  
<a class="jxr_linenumber" name="18" href="#18">18</a>  <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.jboss.netty.handler.codec.http.HttpHeaders.*;
<a class="jxr_linenumber" name="19" href="#19">19</a>  <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.jboss.netty.handler.codec.http.HttpHeaders.Names.*;
<a class="jxr_linenumber" name="20" href="#20">20</a>  <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.jboss.netty.handler.codec.http.HttpMethod.*;
<a class="jxr_linenumber" name="21" href="#21">21</a>  <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.jboss.netty.handler.codec.http.HttpResponseStatus.*;
<a class="jxr_linenumber" name="22" href="#22">22</a>  <strong class="jxr_keyword">import</strong> <strong class="jxr_keyword">static</strong> org.jboss.netty.handler.codec.http.HttpVersion.*;
<a class="jxr_linenumber" name="23" href="#23">23</a>  
<a class="jxr_linenumber" name="24" href="#24">24</a>  <strong class="jxr_keyword">import</strong> java.io.File;
<a class="jxr_linenumber" name="25" href="#25">25</a>  <strong class="jxr_keyword">import</strong> java.io.FileNotFoundException;
<a class="jxr_linenumber" name="26" href="#26">26</a>  <strong class="jxr_keyword">import</strong> java.io.RandomAccessFile;
<a class="jxr_linenumber" name="27" href="#27">27</a>  <strong class="jxr_keyword">import</strong> java.io.UnsupportedEncodingException;
<a class="jxr_linenumber" name="28" href="#28">28</a>  <strong class="jxr_keyword">import</strong> java.net.URLDecoder;
<a class="jxr_linenumber" name="29" href="#29">29</a>  
<a class="jxr_linenumber" name="30" href="#30">30</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.buffer.ChannelBuffers;
<a class="jxr_linenumber" name="31" href="#31">31</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.channel.Channel;
<a class="jxr_linenumber" name="32" href="#32">32</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.channel.ChannelFuture;
<a class="jxr_linenumber" name="33" href="#33">33</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.channel.ChannelFutureListener;
<a class="jxr_linenumber" name="34" href="#34">34</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.channel.ChannelFutureProgressListener;
<a class="jxr_linenumber" name="35" href="#35">35</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.channel.ChannelHandlerContext;
<a class="jxr_linenumber" name="36" href="#36">36</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.channel.DefaultFileRegion;
<a class="jxr_linenumber" name="37" href="#37">37</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.channel.ExceptionEvent;
<a class="jxr_linenumber" name="38" href="#38">38</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.channel.FileRegion;
<a class="jxr_linenumber" name="39" href="#39">39</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.channel.MessageEvent;
<a class="jxr_linenumber" name="40" href="#40">40</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.channel.SimpleChannelUpstreamHandler;
<a class="jxr_linenumber" name="41" href="#41">41</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.handler.codec.frame.TooLongFrameException;
<a class="jxr_linenumber" name="42" href="#42">42</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.handler.codec.http.DefaultHttpResponse;
<a class="jxr_linenumber" name="43" href="#43">43</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.handler.codec.http.HttpRequest;
<a class="jxr_linenumber" name="44" href="#44">44</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.handler.codec.http.HttpResponse;
<a class="jxr_linenumber" name="45" href="#45">45</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.handler.codec.http.HttpResponseStatus;
<a class="jxr_linenumber" name="46" href="#46">46</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.handler.ssl.SslHandler;
<a class="jxr_linenumber" name="47" href="#47">47</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.handler.stream.ChunkedFile;
<a class="jxr_linenumber" name="48" href="#48">48</a>  <strong class="jxr_keyword">import</strong> org.jboss.netty.util.CharsetUtil;
<a class="jxr_linenumber" name="49" href="#49">49</a>  
<a class="jxr_linenumber" name="50" href="#50">50</a>  <em class="jxr_javadoccomment">/**</em>
<a class="jxr_linenumber" name="51" href="#51">51</a>  <em class="jxr_javadoccomment"> * @author &lt;a href="<a href="http://www.jboss.org/netty/" target="alexandria_uri">http://www.jboss.org/netty/</a>"&gt;The Netty Project&lt;/a&gt;</em>
<a class="jxr_linenumber" name="52" href="#52">52</a>  <em class="jxr_javadoccomment"> * @author &lt;a href="<a href="http://gleamynode.net/" target="alexandria_uri">http://gleamynode.net/</a>"&gt;Trustin Lee&lt;/a&gt;</em>
<a class="jxr_linenumber" name="53" href="#53">53</a>  <em class="jxr_javadoccomment"> */</em>
<a class="jxr_linenumber" name="54" href="#54">54</a>  <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">class</strong> <a href="../../../../../../org/jboss/netty/example/http/file/HttpStaticFileServerHandler.html">HttpStaticFileServerHandler</a> <strong class="jxr_keyword">extends</strong> <a href="../../../../../../org/jboss/netty/channel/SimpleChannelUpstreamHandler.html">SimpleChannelUpstreamHandler</a> {
<a class="jxr_linenumber" name="55" href="#55">55</a>  
<a class="jxr_linenumber" name="56" href="#56">56</a>      @Override
<a class="jxr_linenumber" name="57" href="#57">57</a>      <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> messageReceived(<a href="../../../../../../org/jboss/netty/channel/ChannelHandlerContext.html">ChannelHandlerContext</a> ctx, <a href="../../../../../../org/jboss/netty/channel/MessageEvent.html">MessageEvent</a> e) <strong class="jxr_keyword">throws</strong> Exception {
<a class="jxr_linenumber" name="58" href="#58">58</a>          <a href="../../../../../../org/jboss/netty/handler/codec/http/HttpRequest.html">HttpRequest</a> request = (HttpRequest) e.getMessage();
<a class="jxr_linenumber" name="59" href="#59">59</a>          <strong class="jxr_keyword">if</strong> (request.getMethod() != GET) {
<a class="jxr_linenumber" name="60" href="#60">60</a>              sendError(ctx, METHOD_NOT_ALLOWED);
<a class="jxr_linenumber" name="61" href="#61">61</a>              <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="62" href="#62">62</a>          }
<a class="jxr_linenumber" name="63" href="#63">63</a>  
<a class="jxr_linenumber" name="64" href="#64">64</a>          <strong class="jxr_keyword">final</strong> String path = sanitizeUri(request.getUri());
<a class="jxr_linenumber" name="65" href="#65">65</a>          <strong class="jxr_keyword">if</strong> (path == <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="66" href="#66">66</a>              sendError(ctx, FORBIDDEN);
<a class="jxr_linenumber" name="67" href="#67">67</a>              <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="68" href="#68">68</a>          }
<a class="jxr_linenumber" name="69" href="#69">69</a>  
<a class="jxr_linenumber" name="70" href="#70">70</a>          File file = <strong class="jxr_keyword">new</strong> File(path);
<a class="jxr_linenumber" name="71" href="#71">71</a>          <strong class="jxr_keyword">if</strong> (file.isHidden() || !file.exists()) {
<a class="jxr_linenumber" name="72" href="#72">72</a>              sendError(ctx, NOT_FOUND);
<a class="jxr_linenumber" name="73" href="#73">73</a>              <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="74" href="#74">74</a>          }
<a class="jxr_linenumber" name="75" href="#75">75</a>          <strong class="jxr_keyword">if</strong> (!file.isFile()) {
<a class="jxr_linenumber" name="76" href="#76">76</a>              sendError(ctx, FORBIDDEN);
<a class="jxr_linenumber" name="77" href="#77">77</a>              <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="78" href="#78">78</a>          }
<a class="jxr_linenumber" name="79" href="#79">79</a>  
<a class="jxr_linenumber" name="80" href="#80">80</a>          RandomAccessFile raf;
<a class="jxr_linenumber" name="81" href="#81">81</a>          <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="82" href="#82">82</a>              raf = <strong class="jxr_keyword">new</strong> RandomAccessFile(file, <span class="jxr_string">"r"</span>);
<a class="jxr_linenumber" name="83" href="#83">83</a>          } <strong class="jxr_keyword">catch</strong> (FileNotFoundException fnfe) {
<a class="jxr_linenumber" name="84" href="#84">84</a>              sendError(ctx, NOT_FOUND);
<a class="jxr_linenumber" name="85" href="#85">85</a>              <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="86" href="#86">86</a>          }
<a class="jxr_linenumber" name="87" href="#87">87</a>          <strong class="jxr_keyword">long</strong> fileLength = raf.length();
<a class="jxr_linenumber" name="88" href="#88">88</a>  
<a class="jxr_linenumber" name="89" href="#89">89</a>          <a href="../../../../../../org/jboss/netty/handler/codec/http/HttpResponse.html">HttpResponse</a> response = <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/jboss/netty/handler/codec/http/DefaultHttpResponse.html">DefaultHttpResponse</a>(HTTP_1_1, OK);
<a class="jxr_linenumber" name="90" href="#90">90</a>          setContentLength(response, fileLength);
<a class="jxr_linenumber" name="91" href="#91">91</a>  
<a class="jxr_linenumber" name="92" href="#92">92</a>          <a href="../../../../../../org/jboss/netty/channel/Channel.html">Channel</a> ch = e.getChannel();
<a class="jxr_linenumber" name="93" href="#93">93</a>  
<a class="jxr_linenumber" name="94" href="#94">94</a>          <em class="jxr_comment">// Write the initial line and the header.</em>
<a class="jxr_linenumber" name="95" href="#95">95</a>          ch.write(response);
<a class="jxr_linenumber" name="96" href="#96">96</a>  
<a class="jxr_linenumber" name="97" href="#97">97</a>          <em class="jxr_comment">// Write the content.</em>
<a class="jxr_linenumber" name="98" href="#98">98</a>          <a href="../../../../../../org/jboss/netty/channel/ChannelFuture.html">ChannelFuture</a> writeFuture;
<a class="jxr_linenumber" name="99" href="#99">99</a>          <strong class="jxr_keyword">if</strong> (ch.getPipeline().get(SslHandler.<strong class="jxr_keyword">class</strong>) != <strong class="jxr_keyword">null</strong>) {
<a class="jxr_linenumber" name="100" href="#100">100</a>             <em class="jxr_comment">// Cannot use zero-copy with HTTPS.</em>
<a class="jxr_linenumber" name="101" href="#101">101</a>             writeFuture = ch.write(<strong class="jxr_keyword">new</strong> <a href="../../../../../../org/jboss/netty/handler/stream/ChunkedFile.html">ChunkedFile</a>(raf, 0, fileLength, 8192));
<a class="jxr_linenumber" name="102" href="#102">102</a>         } <strong class="jxr_keyword">else</strong> {
<a class="jxr_linenumber" name="103" href="#103">103</a>             <em class="jxr_comment">// No encryption - use zero-copy.</em>
<a class="jxr_linenumber" name="104" href="#104">104</a>             <strong class="jxr_keyword">final</strong> <a href="../../../../../../org/jboss/netty/channel/FileRegion.html">FileRegion</a> region =
<a class="jxr_linenumber" name="105" href="#105">105</a>                 <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/jboss/netty/channel/DefaultFileRegion.html">DefaultFileRegion</a>(raf.getChannel(), 0, fileLength);
<a class="jxr_linenumber" name="106" href="#106">106</a>             writeFuture = ch.write(region);
<a class="jxr_linenumber" name="107" href="#107">107</a>             writeFuture.addListener(<strong class="jxr_keyword">new</strong> <a href="../../../../../../org/jboss/netty/channel/ChannelFutureProgressListener.html">ChannelFutureProgressListener</a>() {
<a class="jxr_linenumber" name="108" href="#108">108</a>                 <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> operationComplete(<a href="../../../../../../org/jboss/netty/channel/ChannelFuture.html">ChannelFuture</a> future) {
<a class="jxr_linenumber" name="109" href="#109">109</a>                     region.releaseExternalResources();
<a class="jxr_linenumber" name="110" href="#110">110</a>                 }
<a class="jxr_linenumber" name="111" href="#111">111</a> 
<a class="jxr_linenumber" name="112" href="#112">112</a>                 <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> operationProgressed(
<a class="jxr_linenumber" name="113" href="#113">113</a>                         <a href="../../../../../../org/jboss/netty/channel/ChannelFuture.html">ChannelFuture</a> future, <strong class="jxr_keyword">long</strong> amount, <strong class="jxr_keyword">long</strong> current, <strong class="jxr_keyword">long</strong> total) {
<a class="jxr_linenumber" name="114" href="#114">114</a>                     System.out.printf(<span class="jxr_string">"%s: %d / %d (+%d)%n"</span>, path, current, total, amount);
<a class="jxr_linenumber" name="115" href="#115">115</a>                 }
<a class="jxr_linenumber" name="116" href="#116">116</a>             });
<a class="jxr_linenumber" name="117" href="#117">117</a>         }
<a class="jxr_linenumber" name="118" href="#118">118</a> 
<a class="jxr_linenumber" name="119" href="#119">119</a>         <em class="jxr_comment">// Decide whether to close the connection or not.</em>
<a class="jxr_linenumber" name="120" href="#120">120</a>         <strong class="jxr_keyword">if</strong> (!isKeepAlive(request)) {
<a class="jxr_linenumber" name="121" href="#121">121</a>             <em class="jxr_comment">// Close the connection when the whole content is written out.</em>
<a class="jxr_linenumber" name="122" href="#122">122</a>             writeFuture.addListener(ChannelFutureListener.CLOSE);
<a class="jxr_linenumber" name="123" href="#123">123</a>         }
<a class="jxr_linenumber" name="124" href="#124">124</a>     }
<a class="jxr_linenumber" name="125" href="#125">125</a> 
<a class="jxr_linenumber" name="126" href="#126">126</a>     @Override
<a class="jxr_linenumber" name="127" href="#127">127</a>     <strong class="jxr_keyword">public</strong> <strong class="jxr_keyword">void</strong> exceptionCaught(<a href="../../../../../../org/jboss/netty/channel/ChannelHandlerContext.html">ChannelHandlerContext</a> ctx, <a href="../../../../../../org/jboss/netty/channel/ExceptionEvent.html">ExceptionEvent</a> e)
<a class="jxr_linenumber" name="128" href="#128">128</a>             <strong class="jxr_keyword">throws</strong> Exception {
<a class="jxr_linenumber" name="129" href="#129">129</a>         <a href="../../../../../../org/jboss/netty/channel/Channel.html">Channel</a> ch = e.getChannel();
<a class="jxr_linenumber" name="130" href="#130">130</a>         Throwable cause = e.getCause();
<a class="jxr_linenumber" name="131" href="#131">131</a>         <strong class="jxr_keyword">if</strong> (cause instanceof TooLongFrameException) {
<a class="jxr_linenumber" name="132" href="#132">132</a>             sendError(ctx, BAD_REQUEST);
<a class="jxr_linenumber" name="133" href="#133">133</a>             <strong class="jxr_keyword">return</strong>;
<a class="jxr_linenumber" name="134" href="#134">134</a>         }
<a class="jxr_linenumber" name="135" href="#135">135</a> 
<a class="jxr_linenumber" name="136" href="#136">136</a>         cause.printStackTrace();
<a class="jxr_linenumber" name="137" href="#137">137</a>         <strong class="jxr_keyword">if</strong> (ch.isConnected()) {
<a class="jxr_linenumber" name="138" href="#138">138</a>             sendError(ctx, INTERNAL_SERVER_ERROR);
<a class="jxr_linenumber" name="139" href="#139">139</a>         }
<a class="jxr_linenumber" name="140" href="#140">140</a>     }
<a class="jxr_linenumber" name="141" href="#141">141</a> 
<a class="jxr_linenumber" name="142" href="#142">142</a>     <strong class="jxr_keyword">private</strong> String sanitizeUri(String uri) {
<a class="jxr_linenumber" name="143" href="#143">143</a>         <em class="jxr_comment">// Decode the path.</em>
<a class="jxr_linenumber" name="144" href="#144">144</a>         <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="145" href="#145">145</a>             uri = URLDecoder.decode(uri, <span class="jxr_string">"UTF-8"</span>);
<a class="jxr_linenumber" name="146" href="#146">146</a>         } <strong class="jxr_keyword">catch</strong> (UnsupportedEncodingException e) {
<a class="jxr_linenumber" name="147" href="#147">147</a>             <strong class="jxr_keyword">try</strong> {
<a class="jxr_linenumber" name="148" href="#148">148</a>                 uri = URLDecoder.decode(uri, <span class="jxr_string">"ISO-8859-1"</span>);
<a class="jxr_linenumber" name="149" href="#149">149</a>             } <strong class="jxr_keyword">catch</strong> (UnsupportedEncodingException e1) {
<a class="jxr_linenumber" name="150" href="#150">150</a>                 <strong class="jxr_keyword">throw</strong> <strong class="jxr_keyword">new</strong> Error();
<a class="jxr_linenumber" name="151" href="#151">151</a>             }
<a class="jxr_linenumber" name="152" href="#152">152</a>         }
<a class="jxr_linenumber" name="153" href="#153">153</a> 
<a class="jxr_linenumber" name="154" href="#154">154</a>         <em class="jxr_comment">// Convert file separators.</em>
<a class="jxr_linenumber" name="155" href="#155">155</a>         uri = uri.replace('/', File.separatorChar);
<a class="jxr_linenumber" name="156" href="#156">156</a> 
<a class="jxr_linenumber" name="157" href="#157">157</a>         <em class="jxr_comment">// Simplistic dumb security check.</em>
<a class="jxr_linenumber" name="158" href="#158">158</a>         <em class="jxr_comment">// You will have to do something serious in the production environment.</em>
<a class="jxr_linenumber" name="159" href="#159">159</a>         <strong class="jxr_keyword">if</strong> (uri.contains(File.separator + <span class="jxr_string">"."</span>) ||
<a class="jxr_linenumber" name="160" href="#160">160</a>             uri.contains(<span class="jxr_string">"."</span> + File.separator) ||
<a class="jxr_linenumber" name="161" href="#161">161</a>             uri.startsWith(<span class="jxr_string">"."</span>) || uri.endsWith(<span class="jxr_string">"."</span>)) {
<a class="jxr_linenumber" name="162" href="#162">162</a>             <strong class="jxr_keyword">return</strong> <strong class="jxr_keyword">null</strong>;
<a class="jxr_linenumber" name="163" href="#163">163</a>         }
<a class="jxr_linenumber" name="164" href="#164">164</a> 
<a class="jxr_linenumber" name="165" href="#165">165</a>         <em class="jxr_comment">// Convert to absolute path.</em>
<a class="jxr_linenumber" name="166" href="#166">166</a>         <strong class="jxr_keyword">return</strong> System.getProperty(<span class="jxr_string">"user.dir"</span>) + File.separator + uri;
<a class="jxr_linenumber" name="167" href="#167">167</a>     }
<a class="jxr_linenumber" name="168" href="#168">168</a> 
<a class="jxr_linenumber" name="169" href="#169">169</a>     <strong class="jxr_keyword">private</strong> <strong class="jxr_keyword">void</strong> sendError(<a href="../../../../../../org/jboss/netty/channel/ChannelHandlerContext.html">ChannelHandlerContext</a> ctx, <a href="../../../../../../org/jboss/netty/handler/codec/http/HttpResponseStatus.html">HttpResponseStatus</a> status) {
<a class="jxr_linenumber" name="170" href="#170">170</a>         <a href="../../../../../../org/jboss/netty/handler/codec/http/HttpResponse.html">HttpResponse</a> response = <strong class="jxr_keyword">new</strong> <a href="../../../../../../org/jboss/netty/handler/codec/http/DefaultHttpResponse.html">DefaultHttpResponse</a>(HTTP_1_1, status);
<a class="jxr_linenumber" name="171" href="#171">171</a>         response.setHeader(CONTENT_TYPE, <span class="jxr_string">"text/plain; charset=UTF-8"</span>);
<a class="jxr_linenumber" name="172" href="#172">172</a>         response.setContent(ChannelBuffers.copiedBuffer(
<a class="jxr_linenumber" name="173" href="#173">173</a>                 <span class="jxr_string">"Failure: "</span> + status.toString() + <span class="jxr_string">"\r\n"</span>,
<a class="jxr_linenumber" name="174" href="#174">174</a>                 CharsetUtil.UTF_8));
<a class="jxr_linenumber" name="175" href="#175">175</a> 
<a class="jxr_linenumber" name="176" href="#176">176</a>         <em class="jxr_comment">// Close the connection as soon as the error message is sent.</em>
<a class="jxr_linenumber" name="177" href="#177">177</a>         ctx.getChannel().write(response).addListener(ChannelFutureListener.CLOSE);
<a class="jxr_linenumber" name="178" href="#178">178</a>     }
<a class="jxr_linenumber" name="179" href="#179">179</a> }
</pre>
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